Home / 3,383,178,681.89-4,668,407,927.69-1,877,868,478.80

Finding the Fourth Proportional to 3,383,178,681.89, 4,668,407,927.69 and 1,877,868,478.80

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Solution

The fourth proportional to 3,383,178,681.89, 4,668,407,927.69 and 1,877,868,478.80 is: 2,591,248,325.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383,178,681.89 : 4,668,407,927.69 = 1,877,868,478.80 : x
  2. Step 2: Convert to fraction form
    3,383,178,681.89/4,668,407,927.69 = 1,877,868,478.80/x
  3. Step 3: Cross multiply
    3,383,178,681.89x = 4,668,407,927.69 × 1,877,868,478.80
  4. Step 4: Simplify right side
    3,383,178,681.89x = 8,766,656,093,597,432,832
  5. Step 5: Solve for x
    x = 8,766,656,093,597,432,832/3,383,178,681.89
  6. Step 6: Final answer
    x = 2,591,248,325.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.